<html> 
<head> 
<script LANGUAGE="javascript"> 
function openwin() 
{OpenWindow=window.open("", "newwin", "height=250, width=250,toolbar=no,scrollbars="+scroll+",menubar=no"); 
//写成一行 
OpenWindow.document.write("<TITLE>例子</TITLE>") 
OpenWindow.document.write("<BODY BGCOLOR=#ffffff>") 
OpenWindow.document.write("<h1>Hello!</h1>") 
OpenWindow.document.write("New window opened!") 
OpenWindow.document.write("</BODY>") 
OpenWindow.document.write("</HTML>") 
OpenWindow.document.close()}

</script>
</head>
<body>
<a href="#" onclick="openwin()">打开一个窗口</a>
<input type="button" onclick="openwin()" value="打开窗口">
</body>
</html>